Square Footage Calculator

Quickly calculate square footage with Math Tools. Ideal for home projects, flooring, or real estate. Get accurate measurements in seconds. Try it now!

Length (a)

inches cm

Width (a)

inches cm

Length (b)

inches cm

Width (b)

inches cm

Border (b)

inches cm

Diameter (d)

inches cm

Outer Diameter (d)

inches cm

Border (w)

inches cm

Side a

inches cm

Side b

inches cm

Side c

inches cm

Side a

inches cm

Side b

inches cm

Height (h)

inches cm

Options

Units

Quantity

Price

There was an error with your calculation.

Result
Square Footage	5.0106 ft²
Square Inches	721.52644 in²
Square Yards	0.55673 yd²
Square Meters	0.4655 m²
Acres	0.00012 acre
Hectares	0.00005 ha
Cost	$ 7215.2644

What is an Online Square Footage Calculator?

An Online Square Footage Calculator is a digital tool designed to help users calculate the square footage (area) of a space or surface. It is commonly used for projects like home renovations, flooring installation, landscaping, or determining the size of a property. These calculators typically require users to input measurements like length and width, and they compute the area in square feet or other units.

How to Use an Online Square Footage Calculator?

Access the Calculator: Open a web browser and visit an online square footage calculator website or app.
Input Dimensions: Enter the length and width of the space in the designated fields. Some tools may allow for irregular shapes and multiple areas.
Select Units (if applicable): Ensure that the measurements are in the correct units (e.g., feet, inches, meters).
Calculate the Area: Click the "Calculate" button to display the square footage.
Adjust or Add Areas (if applicable): Modify the input for additional spaces or irregular shapes, combining the results as needed.

Frequently Asked Questions-

What is the formula used by an online square footage calculator?
The basic formula is Length × Width, though advanced calculators can handle irregular shapes and multiple areas.
Can I calculate the area of irregular shapes?
Yes, many advanced square footage calculators allow you to divide irregular shapes into smaller rectangles, triangles, or circles and add up their areas.
What units can I use with an online square footage calculator?
Most calculators accept measurements in feet, inches, meters, or centimeters, and they can convert between these units.
Is an online square footage calculator accurate?
Yes, the results are accurate if the measurements you input are precise. Double-check measurements for best results.
Can I use an online square footage calculator for flooring or painting projects?
Absolutely! These calculators are commonly used for estimating materials needed for flooring, painting, or landscaping based on the total area.